On 08 Apr 2020, at 22:43, Bill Cole <postfixlists-070...@billmail.scconsult.com> wrote: > As a result, I reject all mail with a sender that matches 'bounce@' aimed at > 'b...@scconsult.com' which is an address that has been exposed for 25 years > in Usenet but never used for any sort of subscription or transaction. One > could just as easily make 'user+ama...@example.com' a member of a restriction > class and only accept mail for it if the client name and sender name match > legitimate Amazon patterns.
Ah, yes, of course. I was thinking of a single check. I think I am going to do this for the few accounts that are actually using address extensions and see how it goes. Thanks! -- "If this is the best God can do, I'm not impressed.”